import com.itheima.service.UserService;
import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;

public class App {

    public static void main(String[] args) {
        ApplicationContext app=new ClassPathXmlApplicationContext("applicationContext.xml");
        UserService service = (UserService) app.getBean("userService");
        service.save();
    }

}

